Anova 1 Way - Fixed Model - General Linear Models

1) Anova test

test aim variable p_value alpha_value Decision
Shapiro-Wilk test Normality residuals 0.5176650 0.05 Ho no rejected
Bartlett test Homogeneity residuals 0.0150452 0.05 Ho Rejected
Anova 1 way Mean mpg 0.0000000 0.05 Ho Rejected

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The null hypothesis of normal distribution of residuals is not rejected.
The hypothesis of homogeneity of variances (heteroscedasticity) is rejected.
Not all model assumptions are met, so it is NOT valid to draw conclusions from the ANOVA test.
Regardless of the p-value obtained in ANOVA, it is not valid to draw conclusions.